SE9102019L - Foerfarande vid fermentering av foeretraedesvis hoegviskoesa substrat i en fermenteringstank - Google Patents

Foerfarande vid fermentering av foeretraedesvis hoegviskoesa substrat i en fermenteringstank

Info

Publication number
SE9102019L
SE9102019L SE9102019A SE9102019A SE9102019L SE 9102019 L SE9102019 L SE 9102019L SE 9102019 A SE9102019 A SE 9102019A SE 9102019 A SE9102019 A SE 9102019A SE 9102019 L SE9102019 L SE 9102019L
Authority
SE
Sweden
Prior art keywords
air
substrate
addition
elements
bubbles
Prior art date
Application number
SE9102019A
Other languages
English (en)
Other versions
SE469073B (sv
SE9102019D0 (sv
Inventor
O J Skjelhaugen
T Saether
M Lidman
Original Assignee
Alfa Laval Agri Int
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Alfa Laval Agri Int filed Critical Alfa Laval Agri Int
Priority to SE9102019A priority Critical patent/SE469073B/sv
Publication of SE9102019D0 publication Critical patent/SE9102019D0/sv
Priority to EP19920914334 priority patent/EP0642471B1/en
Priority to PCT/SE1992/000478 priority patent/WO1993000302A1/en
Priority to DE69228428T priority patent/DE69228428T2/de
Priority to PL92301948A priority patent/PL170206B1/pl
Priority to DK92914334T priority patent/DK0642471T3/da
Publication of SE9102019L publication Critical patent/SE9102019L/sv
Publication of SE469073B publication Critical patent/SE469073B/sv
Priority to FI935876A priority patent/FI108349B/sv
Priority to NO934827A priority patent/NO304825B1/no

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00—Biological treatment of water, waste water, or sewage
    • C02F3/02—Aerobic processes
    • C02F3/12—Activated sludge processes
    • C02F3/1278—Provisions for mixing or aeration of the mixed liquor
    • C02F3/1284—Mixing devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20—Mixing gases with liquids
    • B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/233—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements
    • B01F23/2331—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the introduction of the gas along the axis of the stirrer or along the stirrer elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20—Mixing gases with liquids
    • B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/233—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements
    • B01F23/2331—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the introduction of the gas along the axis of the stirrer or along the stirrer elements
    • B01F23/23311—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the introduction of the gas along the axis of the stirrer or along the stirrer elements through a hollow stirrer axis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20—Mixing gases with liquids
    • B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/233—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements
    • B01F23/2331—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the introduction of the gas along the axis of the stirrer or along the stirrer elements
    • B01F23/23314—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the introduction of the gas along the axis of the stirrer or along the stirrer elements through a hollow stirrer element
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20—Mixing gases with liquids
    • B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/235—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids for making foam
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/27—Mixers with stator-rotor systems, e.g. with intermeshing teeth or cylinders or having orifices
    • B01F27/271—Mixers with stator-rotor systems, e.g. with intermeshing teeth or cylinders or having orifices with means for moving the materials to be mixed radially between the surfaces of the rotor and the stator
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/27—Mixers with stator-rotor systems, e.g. with intermeshing teeth or cylinders or having orifices
    • B01F27/271—Mixers with stator-rotor systems, e.g. with intermeshing teeth or cylinders or having orifices with means for moving the materials to be mixed radially between the surfaces of the rotor and the stator
    • B01F27/2714—Mixers with stator-rotor systems, e.g. with intermeshing teeth or cylinders or having orifices with means for moving the materials to be mixed radially between the surfaces of the rotor and the stator the relative position of the stator and the rotor, gap in between or gap with the walls being adjustable
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
    • B01F27/81—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis the stirrers having central axial inflow and substantially radial outflow
    • B01F27/812—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis the stirrers having central axial inflow and substantially radial outflow the stirrers co-operating with surrounding stators, or with intermeshing stators, e.g. comprising slits, orifices or screens
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00—Biological treatment of water, waste water, or sewage
    • C02F3/02—Aerobic processes
    • C02F3/12—Activated sludge processes
    • C02F3/20—Activated sludge processes using diffusers
    • C—CHEMISTRY; METALLURGY
    • C05—FERTILISERS; MANUFACTURE THEREOF
    • C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
    • C05F3/00—Fertilisers from human or animal excrements, e.g. manure
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
    • C12M27/00—Means for mixing, agitating or circulating fluids in the vessel
    • C12M27/02—Stirrer or mobile mixing elements
    • C12M27/04—Stirrer or mobile mixing elements with introduction of gas through the stirrer or mixing element
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/05—Stirrers
    • B01F27/11—Stirrers characterised by the configuration of the stirrers
    • B01F27/115—Stirrers characterised by the configuration of the stirrers comprising discs or disc-like elements essentially perpendicular to the stirrer shaft axis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/27—Mixers with stator-rotor systems, e.g. with intermeshing teeth or cylinders or having orifices
    • B01F27/271—Mixers with stator-rotor systems, e.g. with intermeshing teeth or cylinders or having orifices with means for moving the materials to be mixed radially between the surfaces of the rotor and the stator
    • B01F27/2712—Mixers with stator-rotor systems, e.g. with intermeshing teeth or cylinders or having orifices with means for moving the materials to be mixed radially between the surfaces of the rotor and the stator provided with ribs, ridges or grooves on one surface
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
    • Y02A40/20—Fertilizers of biological origin, e.g. guano or fertilizers made from animal corpses
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/141—Feedstock
    • Y02P20/145—Feedstock the feedstock being materials of biological origin
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00—Technologies for wastewater treatment
    • Y02W10/10—Biological treatment of water, waste water, or sewage

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Microbiology (AREA)
  • Hydrology & Water Resources (AREA)
  • Wood Science & Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Health & Medical Sciences (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Zoology (AREA)
  • Biomedical Technology (AREA)
  • Sustainable Development (AREA)
  • Biotechnology (AREA)
  • Biochemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Genetics & Genomics (AREA)
  • Apparatus Associated With Microorganisms And Enzymes (AREA)
  • Fertilizers (AREA)
  • Treatment Of Sludge (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)
  • Distillation Of Fermentation Liquor, Processing Of Alcohols, Vinegar And Beer (AREA)
SE9102019A 1991-06-28 1991-06-28 Foerfarande vid fermentering av foeretraedesvis hoegviskoesa substrat i en fermenteringstank SE469073B (sv)

Priority Applications (8)

Application Number Priority Date Filing Date Title
SE9102019A SE469073B (sv) 1991-06-28 1991-06-28 Foerfarande vid fermentering av foeretraedesvis hoegviskoesa substrat i en fermenteringstank
EP19920914334 EP0642471B1 (en) 1991-06-28 1992-06-26 Method for fermentation of especially highly viscous substrates and means for blending air into the substrate
PCT/SE1992/000478 WO1993000302A1 (en) 1991-06-28 1992-06-26 Method for fermentation of especially highly viscous substrates and means for blending air into the substrate
DE69228428T DE69228428T2 (de) 1991-06-28 1992-06-26 Verfahren zur gärung von besonders zähflüssigen substraten und vorrichtung für die einmischung von luft in das substrat
PL92301948A PL170206B1 (pl) 1991-06-28 1992-06-26 Sposób fermentacji szczególnie wysoce lepkiego substratu w zbiorniku fermentacyjnym i urzadzenie do fermentacji szczególnie wysoce lepkiego substratu w zbiorniku fermentacyjnym PL
DK92914334T DK0642471T3 (da) 1991-06-28 1992-06-26 Fremgangsmåde til fermentering af især højviskose substrater og anordninger til at blande luft i substratet
FI935876A FI108349B (sv) 1991-06-28 1993-12-27 Ett f÷rfarande vid fermentation av ett substrat medelst lufttillsats samt en anordning f÷r inblanding av luft i substratet
NO934827A NO304825B1 (no) 1991-06-28 1993-12-27 FremgangsmÕte for fermentering av spesielt h°yvisk°se substrater, samt anordning for innblanding av luft i substratet

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9102019A SE469073B (sv) 1991-06-28 1991-06-28 Foerfarande vid fermentering av foeretraedesvis hoegviskoesa substrat i en fermenteringstank

Publications (3)

Publication Number Publication Date
SE9102019D0 SE9102019D0 (sv) 1991-06-28
SE9102019L true SE9102019L (sv) 1992-12-29
SE469073B SE469073B (sv) 1993-05-10

Family

ID=20383195

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9102019A SE469073B (sv) 1991-06-28 1991-06-28 Foerfarande vid fermentering av foeretraedesvis hoegviskoesa substrat i en fermenteringstank

Country Status (8)

Country Link
EP (1) EP0642471B1 (sv)
DE (1) DE69228428T2 (sv)
DK (1) DK0642471T3 (sv)
FI (1) FI108349B (sv)
NO (1) NO304825B1 (sv)
PL (1) PL170206B1 (sv)
SE (1) SE469073B (sv)
WO (1) WO1993000302A1 (sv)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012115587A1 (en) 2011-02-25 2012-08-30 Delaval Holding Ab Method and system for the sanitization of a digestate in the production of biogas

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT327830B (de) * 1973-10-18 1976-02-25 Alfa Laval Stalltech Vorrichtung zur begasung von schaumfahigen flussigkeiten in senk-, dunggruben od.dgl.

Also Published As

Publication number Publication date
SE469073B (sv) 1993-05-10
DE69228428T2 (de) 1999-06-24
FI935876A0 (fi) 1993-12-27
EP0642471A1 (en) 1995-03-15
NO934827D0 (no) 1993-12-27
EP0642471B1 (en) 1999-02-10
NO304825B1 (no) 1999-02-22
FI935876A (fi) 1993-12-27
DE69228428D1 (de) 1999-03-25
PL170206B1 (pl) 1996-11-29
WO1993000302A1 (en) 1993-01-07
SE9102019D0 (sv) 1991-06-28
NO934827L (no) 1994-02-10
FI108349B (sv) 2002-01-15
DK0642471T3 (da) 1999-09-20

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